<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>first jquery</title>
		<script src="../js/jquery-3.4.1.min.js"></script>
		<script>
			$(function(){
				alert("Welcome  to jquery");
			});
			$(function(){
				alert("一般只有一个jq入口函数");
			});
		</script>
	</head>
	<body>
	</body>
</html>
